Report Industry Investment Rating No relevant information provided. Core Viewpoints of the Report - The alumina fundamentals may be in a stage of excessive supply and stable demand. It is recommended to conduct light - position oscillating trading and control the rhythm and trading risks [2]. - The fundamentals of Shanghai aluminum may be in a situation where supply is relatively stable and demand is converging during the off - season. The option market sentiment is bearish. It is recommended to conduct light - position oscillating trading and control the rhythm and trading risks [2]. - The fundamentals of cast aluminum alloy may be in a situation of both supply and demand weakness, with a slight accumulation of industrial inventory. It is recommended to conduct light - position oscillating trading and control the rhythm and trading risks [2]. Summary According to Relevant Catalogs Futures Market - The closing price of the Shanghai aluminum main contract was 20,315 yuan/ton, down 50 yuan; the closing price of the alumina futures main contract was 2,903 yuan/ton, down 3 yuan. The main contract positions of Shanghai aluminum and alumina decreased by 3,512 and 4,645 hands respectively [2]. - The LME aluminum three - month quotation was 2,592 US dollars/ton, up 30.5 US dollars; the LME aluminum inventory was 340,975 tons, down 1,875 tons. The Shanghai - London ratio was 7.84, down 0.11 [2]. - The closing price of the cast aluminum alloy main contract was 19,625 yuan/ton, down 55 yuan; the main contract position decreased by 180 hands [2]. Spot Market - The price of Shanghai Non - ferrous A00 aluminum was 20,540 yuan/ton, down 110 yuan; the spot price of alumina in Shanghai Non - ferrous was 3,130 yuan/ton, down 10 yuan [2]. - The basis of cast aluminum alloy was 375 yuan/ton, down 335 yuan; the basis of electrolytic aluminum was 225 yuan/ton, down 60 yuan [2]. Upstream Situation - The alumina production was 748.80 million tons, up 16.50 million tons; the demand for alumina (electrolytic aluminum part) was 693.70 million tons, down 30.02 million tons [2]. - The import of alumina was 6.75 million tons, up 5.68 million tons; the export was 21.00 million tons, down 5.00 million tons [2]. Industry Situation - The electrolytic aluminum social inventory was 42.70 million tons, up 1.40 million tons; the total electrolytic aluminum production capacity was 4,520.20 million tons, up 2.00 million tons [2]. - The production of aluminum materials was 576.20 million tons, down 0.20 million tons; the export of unforged aluminum and aluminum materials was 55.00 million tons, up 3.00 million tons [2]. Downstream and Application - The production of regenerative aluminum alloy ingots was 61.60 million tons, up 3.37 million tons; the production of aluminum alloy was 164.50 million tons, up 11.70 million tons [2]. - The automobile production was 264.20 million vehicles, up 3.80 million vehicles; the National Housing Prosperity Index was 93.72, down 0.13 [2]. Option Situation - The 20 - day historical volatility of Shanghai aluminum was 10.35%, up 0.05%; the 40 - day historical volatility was 10.57%, down 0.05% [2]. - The implied volatility of the Shanghai aluminum main contract at - the - money was 9.25%, down 0.0175%; the put - call ratio was 0.91, up 0.0249 [2].

Report Summary 1. Report Industry Investment Rating There is no information provided regarding the report industry investment rating in the given content. 2. Core Views of the Report - **Alumina**: The raw material supply is sufficient, but due to profit - related issues, there may be production cuts. The demand from electrolytic aluminum is stable. Overall, the fundamentals are in a stage of relatively high supply and stable demand [7]. - **Electrolytic Aluminum**: The supply is expected to increase slightly, while the demand is weak due to the off - season. The fundamentals are in a state of relatively stable supply and reduced demand during the off - season [7]. - **Cast Aluminum Alloy**: It is in a situation of weak supply and demand, with a slight accumulation of industrial inventory [10]. 3. Summary by Directory 3.1 Weekly Highlights Summary - **Market Review**: Shanghai Aluminum (SHFE Aluminum) rose first and then fell, with a weekly increase of 0.21%, closing at 20,465 yuan/ton. Alumina rebounded from a low level, with a weekly increase of 1.33%, closing at 2,890 yuan/ton. Cast Aluminum (SHFE Cast Aluminum) trended strongly, with a weekly increase of 1.08%, closing at 19,640 yuan/ton [7][10]. - **Market Outlook**: For alumina, supply may decrease slightly, and demand remains stable. For electrolytic aluminum, supply will increase slightly, and demand will decrease during the off - season. For cast aluminum alloy, both supply and demand are weak [7][10]. - **Strategy Recommendations**: For SHFE Aluminum, conduct light - position short - selling at high prices. For Alumina, conduct light - position range - bound trading. For SHFE Cast Aluminum, conduct light - position short - selling at high prices [8][10]. 3.2 Futures and Spot Market - **Futures Prices**: As of June 20, 2025, SHFE Aluminum futures fell 1.89% to 20,465 yuan/ton; LME Aluminum rose 0.24% to 2,525.5 dollars/ton; Alumina futures rose 0.67% to 2,998 yuan/ton; SHFE Cast Aluminum futures rose 1.08% to 19,640 yuan/ton [13][16]. - **Open Interest**: As of June 20, 2025, SHFE Aluminum open interest increased by 7.3% to 647,102 lots, and the net position of the top 20 increased by 14,639 lots to 4,602 lots [19]. - **Futures Spreads**: As of June 20, 2025, the aluminum - zinc futures spread increased by 5 yuan/ton to 1,380 yuan/ton, and the copper - aluminum futures spread decreased by 45 yuan/ton to 57,525 yuan/ton [24]. - **Spot Prices**: As of June 20, 2025, alumina spot prices in Henan and Shanxi decreased, while the national average price of cast aluminum alloy (ADC12) remained unchanged. SHFE Aluminum spot prices decreased [27][30]. - **LME Premium**: As of June 19, 2025, the LME aluminum near - month and 3 - month spread was - 0.03 dollars/ton, a decrease of 2.11 dollars/ton from June 12 [29]. 3.3 Industry Situation - **Inventory**: As of June 19, 2025, LME electrolytic aluminum inventory decreased by 2.99%, SHFE electrolytic aluminum inventory decreased by 5.02%, and domestic social inventory decreased by 3.05%. SHFE electrolytic aluminum warehouse receipts increased by 10.69%, and LME electrolytic aluminum registered warehouse receipts remained unchanged [35]. - **Bauxite**: In May 2025, alumina production increased. The total import volume of bauxite increased, and port inventory rose [38]. - **Scrap Aluminum**: Scrap aluminum quotes remained flat, imports increased, and exports decreased [44]. - **Alumina**: In May 2025, alumina production increased. In April 2025, imports decreased, and exports increased [47]. - **Electrolytic Aluminum**: In May 2025, electrolytic aluminum production increased. In April 2025, imports increased year - on - year [50][54]. - **Aluminum Products**: In May 2025, the total output of aluminum products increased, imports increased year - on - year, and exports decreased year - on - year [58]. - **Cast Aluminum Alloy**: In May 2025, the output of cast aluminum alloy increased [61]. - **Aluminum Alloy**: In May 2025, the total output of aluminum alloy increased, imports decreased, and exports increased [64]. - **Real Estate**: In May 2025, the real estate market declined slightly [67]. - **Infrastructure and Automobiles**: In 2024 (January - May), infrastructure investment increased. In May 2025, automobile production and sales increased year - on - year [70]. 3.4 Option Market Analysis Given that the aluminum price is expected to be range - bound and under pressure in the future, a double - selling strategy can be considered to short volatility [75].